Lemma
MediumDecimals & percentages
GSM8K train #2913 · Arithmetic · Decimals & percentages

Alex is stacking his books in a pyramid

Alex is stacking his books in a pyramid. Each level of the pyramid has 80% as many books as the number of books in the previous level. If he makes four levels and the top level has 64 books, how many books are in the pyramid in total?

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GSM8K — Grade School Math 8K (Cobbe et al., OpenAI, 2021) · train #2913

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